Company lists · Data refreshed September 2026

Top 24 Application integration software companies based in the United Kingdom

RevenueBase identified 96 application integration software companies headquartered in the United Kingdom as of September 2026 and tracks 1,370 professional contacts across them, including 419 with verified work emails. London is the largest hub.

This list covers application integration software companies headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 27, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 27, 2026 86% judged on-target in blind review
96Companies
1,370Contacts tracked
419Verified emails
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The 24 largest application integration software companies based in the United Kingdom

Ranked by team size
Top 24 of 96 application integration software companies based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to application integration software companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceHolborn, United KingdomHQ checked Sep 27, 202651-20072 contacts →

Partial evidence

“Infoteck Solutions: Empowering Integration and Automation Welcome to Infoteck Solutions, your trusted partner in seamless integration and efficient automation.”

Source: RevenueBase Database · checked Sep 27, 2026
2Indirect evidencePoole, United KingdomHQ checked Sep 27, 202651-20035 contacts →

Indirect evidence

“Codeless Platforms helps ERP-driven organisations connect systems and automate business processes.”

Source: RevenueBase Database · checked Sep 27, 2026
3Strong evidenceCroydon, United KingdomHQ checked Sep 27, 202611-5034 contacts →

Strong evidence

“Cyclr is an embedded integration platform (embedded iPaaS) and MCP PaaS vendor for SaaS and AI applications.”

Source: RevenueBase Database · checked Sep 27, 2026
4Indirect evidenceBurwell, United KingdomHQ checked Sep 27, 202611-5032 contacts →

Indirect evidence

“Since 1995 Flynet have been building some of the industry's most sophisticated web based solutions for Mainframe, Unix, IBM i, VMS, VAX and MultiValue systems.”

Source: RevenueBase Database · checked Sep 27, 2026
5Indirect evidenceLondon, United KingdomHQ checked Sep 27, 202611-5026 contacts →

Indirect evidence

“We connect your CRM, ERP, AI and Cloud systems, bridging internal platforms and external tools so your data flows cleanly, your processes run automatically, and your business…”

Source: RevenueBase Database · checked Sep 27, 2026
6Partial evidenceNewcastle Upon Tyne, United KingdomHQ checked Sep 27, 202611-5025 contacts →

Partial evidence

“Zynk is one of leading Integration Platform as a Service providers specializing in accounting data integration.”

Source: RevenueBase Database · checked Sep 27, 2026
7Strong evidenceLeeds, United KingdomHQ checked Sep 27, 202611-5018 contacts →

Strong evidence

“Cindercone provide integration software and services.”

Source: RevenueBase Database · checked Sep 27, 2026
8Strong evidencePlymouth, United KingdomHQ checked Sep 27, 202611-5017 contacts →

Strong evidence

“We are a Hybrid Integration Solutions and professional services company delivering Application Integration, B2B Community Integration and Managed File Transfer to medium and large…”

Source: RevenueBase Database · checked Sep 27, 2026
9Partial evidenceSutton, United KingdomHQ checked Sep 27, 202651-20011 contacts →

Partial evidence

“At Adaptris our mantra is Integration Anywhere.”

Source: RevenueBase Database · checked Sep 27, 2026
10Indirect evidenceLondon, United KingdomHQ checked Sep 27, 20261-1010 contacts →

Indirect evidence

“AIRPA brings together market-leading apps and processes, covering all of your business functions, and connecting them under one integrated, intuitive platform.”

Source: RevenueBase Database · checked Sep 27, 2026
11Indirect evidenceCambridge, United KingdomHQ checked Sep 27, 202611-5010 contacts →

Indirect evidence

“Roundpoint integrates web and mobile so that companies can have a more direct relationship with their customers, staff and suppliers.”

Source: RevenueBase Database · checked Sep 27, 2026
12Strong evidenceNantwich, United KingdomHQ checked Sep 27, 202611-507 contacts →

Strong evidence

“Rare Earth Digital helps organisations modernise and optimise their technology through smart integrations, APIs, automation, cloud solutions, and custom software that actually…”

Source: RevenueBase Database · checked Sep 27, 2026
13Indirect evidenceLondon, United KingdomHQ checked Sep 27, 202611-506 contacts →

Indirect evidence

“Cordis Solutions is committed to helping customers release more value from their SAP ERP investments.”

Source: RevenueBase Database · checked Sep 27, 2026
14Partial evidenceSalford, United KingdomHQ checked Sep 27, 20261-105 contacts →

Partial evidence

“We are software development company that are able to offer bespoke,business process automation and analytics solutions to suit the needs of the businesses we work with.”

Source: RevenueBase Database · checked Sep 27, 2026
15Strong evidenceGlasgow, United KingdomHQ checked Sep 27, 202651-2005 contacts →

Strong evidence

“From award-winning business systems software developer Eureka Solutions, Besyncly, is a cloud-based integration solution that improves data communication within your business.”

Source: RevenueBase Database · checked Sep 27, 2026
16Partial evidenceAltrincham, United KingdomHQ checked Sep 27, 202611-505 contacts →

Partial evidence

“Your business is running on multiple software platforms.”

Source: RevenueBase Database · checked Sep 27, 2026
17Partial evidenceReading, United KingdomHQ checked Sep 27, 20261-104 contacts →

Partial evidence

“Recursyv provide a fully Managed Integration Service to customers across all business verticals and geographies.”

Source: RevenueBase Database · checked Sep 27, 2026
18Partial evidenceLondon, United KingdomHQ checked Sep 27, 202611-504 contacts →

Partial evidence

“Luther Systems is an enterprise software company focused on automating complex enterprise processes on our distributed execution platform.”

Source: RevenueBase Database · checked Sep 27, 2026
19Strong evidenceLondon, United KingdomHQ checked Sep 27, 20261-104 contacts →

Strong evidence

“Realisable Software Ltd provide code-free & configuration based integration, middleware and BPM solutions for small-medium enterprises.”

Source: RevenueBase Database · checked Sep 27, 2026
20Partial evidenceSurrey, United KingdomHQ checked Sep 27, 20261-104 contacts →

Partial evidence

“Cloud Automation & Integration”

Source: RevenueBase Database · checked Sep 27, 2026
21Strong evidenceLondonderry, United KingdomHQ checked Sep 27, 20261-103 contacts →

Strong evidence

“Aeroblue Software Limited is a company specialising in the development of Software Applications and System to improve sales and distribution, we are also specialists in automation…”

Source: RevenueBase Database · checked Sep 27, 2026
22Partial evidenceLondon, United KingdomHQ checked Sep 27, 20261-103 contacts →

Partial evidence

“Attlaz is a cloud-based integration and automation platform (iPaaS) designed to help B2B and B2C businesses streamline complex data flows and unify their technology ecosystems.”

Source: RevenueBase Database · checked Sep 27, 2026
23Indirect evidenceLondon, United KingdomHQ checked Sep 27, 202611-503 contacts →

Indirect evidence

“BritFin Technologies Ltd is leading industry practitioners in IT service management and automation with in-depth experience in the global financial services, retail, manufacturing…”

Source: RevenueBase Database · checked Sep 27, 2026
24Partial evidenceShaftesbury, United KingdomHQ checked Sep 27, 20261-103 contacts →

Partial evidence

“Since 1997 MJT Net Ltd has been providing software automation tools and services to companies of all sizes throughout the world, with customers in over 100 countries.”

Source: RevenueBase Database · checked Sep 27, 2026

Showing 24 of 96 application integration software companies based in the United Kingdom

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Application integration software companies based in the United Kingdom at a glance

As of Sep 27, 2026
30.6%Verified-email coverage
14.3Average contacts per company
1-10Median size (employees)
28.1%Largest-city concentration · London
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
55
11-50
30
51-200
8
10001+
2

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 96 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among application integration software companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United Kingdom whose own description of what they do matches “application integration software companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names application integration software companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among application integration software companies, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 419 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 27, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Application integration software companies by metro

  • Application integration software companies in London27

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names application integration software companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many application integration software companies are there based in the United Kingdom?

RevenueBase identified 96 application integration software companies headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Infoteck Solutions, headquartered in London, tops this list with the largest team on record.

Which city has the most application integration software companies?

London leads with 27 headquartered companies, followed by Leeds (4) and Manchester (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 419 verified decision-maker contacts tracked across these 96 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.